Chapter 19, Problem 19.121SP

A storm has knocked out power to your beach house, and you would like to build a battery from household items to charge your iPhone. You have the following materials. alum in the kitchen, which can be used to make a $1.0{\text{M Al}}^{\text{3+}}$ solution bleach, which is a solution that is approximately a $1.0{\text{M ClO}}^{\text{-}}$ aluminum foil, a platinum necklace and bologna, which can be used as a salt bridge
(a) What are the half-reactions and overall reaction in the battery?
(b) What voltage can be generated?
(c) Draw a diagram using beakers, voltmeter, and salt bridge to show how a battery can be constructed. label the anode, cathode, and direction of electron flow.
(d) An iPhone requires 5.0 V for charging. Can this battery charge the phone? Explain.